Home / 197,050.76-271,930.36-112,167.82

Finding the Fourth Proportional to 197,050.76, 271,930.36 and 112,167.82

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Solution

The fourth proportional to 197,050.76, 271,930.36 and 112,167.82 is: 154,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,050.76 : 271,930.36 = 112,167.82 : x
  2. Step 2: Convert to fraction form
    197,050.76/271,930.36 = 112,167.82/x
  3. Step 3: Cross multiply
    197,050.76x = 271,930.36 × 112,167.82
  4. Step 4: Simplify right side
    197,050.76x = 30,501,835,673.02
  5. Step 5: Solve for x
    x = 30,501,835,673.02/197,050.76
  6. Step 6: Final answer
    x = 154,791.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.